Miscellaneous additive
Is Keratin halal?
Keratin (unspecified source): Treat as mashbooh until source is confirmed. Request documentation from supplier.
Keratin (unspecified source): Treat as mashbooh until source is confirmed. Request documentation from supplier.
What the sources say
Treat as mashbooh until source is confirmed. Request documentation from supplier.
Quick facts
| Name | Keratin (unspecified source) |
|---|---|
| Also on labels as | hydrolyzed keratin, keratin protein |
| Additive class | Miscellaneous additive |
| Classification | Source-dependent |
| Last verified | 2026-08-21 |
Common questions
Is Keratin halal?
Keratin (unspecified source) is classified as Source-dependent. Keratin (unspecified source): Treat as mashbooh until source is confirmed. Request documentation from supplier.
Is Keratin halal or haram?
On the evidence cited on this page, Keratin is source-dependent. Doubtful until the source is known (mashbooh) Every position is attributed to a named certifier or scholarly body with a link, so you can verify it directly.
What else is Keratin called on ingredient labels?
It can appear as: hydrolyzed keratin, keratin protein.
Why isn't there a single yes/no answer for Keratin?
Because the ruling depends on information the label does not carry — the source material, the production route, or which scholarly position you follow. This page shows each named position with a link so you can check it yourself.
Where does this page's information come from?
Every position on this page is attributed to a named certifier or scholarly body with a direct link, listed under 'What the sources say'. Muttoo aggregates and cites; it does not issue rulings.
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Record ingredient-keratin-unspecified-source · last verified 2026-08-21 · report an error